| Year | 1932 |
| Weapon Type | Sub-Machine Gun |
| Origin & Designer | Finland/Koskinen-Lahti |
| Numbers Produced | 80.000 |
| Crew | [@crew] |
| Calibre | 9mm (9x19) |
| Elevation | [@elevation] |
| Traverse | [@gun_traverse] |
| Cartridge Weight | [@cartridge_weight] |
| Round Weight | 115gr (7.45g) |
| Barrel Length | 320mm |
| Overall Length | 863mm |
| Grenade Types | [@grenade_types] |
| Mount | [@mount] |
| Combat Weight | 6.56 kg |
| Operation | Blowback |
| Cooling System | Air |
| Sights | Front Blade & Rear Tangent |
| Feed | 70 Round Drum |
| Practical Rate of Fire | [@practical_rate_of_fire] |
| Maximum Rate of Fire | 800 r.p.m. |
| Blank Cartridge | [@blank_cartridge] |
| Muzzle Velocity | 396 m/s |
| Fuel Capacity | [@fuel_capacity] |
| Minimum Range | [@minimum_range] |
| Effective Range | 100m |
| Maximum Range | 200m |
| Armour Penetration | [@armour_penetration] |
| Bayonet | [@bayonet] |
| Traction | [@traction] |
| Variants | [@variants] |
| Notes | Main sub-machinegun issued to NCOs at squad level. |